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336
RESULTS

Media Type
329
texts
3
images
3
movies
1
audio
Topics & Subjects
175
ENVIRONMENTAL ENGINEERING
117
NASA Technical Reports Server (NTRS)
88
Environmental engineering
87
DTIC Archive
65
Engineering
65
Technology
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Collection
117
NASA Network Resource and Training Site
95
American Libraries
87
Defense Technical Information Archive
64
The Library of Congress
11
NASA Technical Documents
8
FEDLINK - United States Federal Collection
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Creator
117
nasa technical reports server (ntrs)
87
defense technical information center
2
engineers jobboard
2
frye, john chapman, 1912-
2
ontario. ministry of the environment. research and technology branch
2
perkins, sharon l.
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Language
266
English
64
undetermined
1
German
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